Disturbance Recorder Actual Channel (Acc) Numbers - Siemens 7SR242 Duobias Technical Manual

Transformer protection relay
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FUN
INF
178
230
178
231

3.4.3 Disturbance Recorder Actual Channel (ACC) Numbers

The following Disturbance Recorder channel numbers apply to this device.
FUN
ACC
177
1 W1 Ia
177
2 W1 Ib
177
3 W1 Ic
177
5 W2 Ia
177
6 W2 Ib
177
7 W2 Ic
177
25 V
177
27 Ig-1
177
28 Ig-2
© 2015 Siemens Protection Devices Limited
Chapter 4 - 7SR242 Duobias · Data Communications Definitions
Description
Measurand W1 I
L1,2,3
---
I
(2.4x) (Window 1%)
L1
I
(2.4x) (Window 1%)
L2
I
(2.4x) (Window 1%)
L3
Measurand W2 I
L1,2,3
---
I
(2.4x) (Window 1%)
L1
I
(2.4x) (Window 1%)
L2
I
(2.4x) (Window 1%)
L3
Description
ASDU
COT
change
greater
than
Window x
%.
Cyclic -
Refresh
rate 5
seconds
or value
9
change
greater
than
Window x
%.
Cyclic -
Refresh
rate 5
seconds
or value
9
change
greater
than
Window x
%.
Chapter 4 - Page 31 of 92

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